Chapter 54: POSIX Shared Memory

This chapter describes POSIX shared memory, and compares it with the other shared memory APIs available on Linux: System V shared memory (Chapter 48) and shared file mappings (Chapter 49).

54 POSIX Shared Memory
54.1 Overview
54.2 Creating Shared Memory Objects: shm_open()
54.3 Using Shared Memory Objects
54.4 Removing Shared Memory Objects: shm_unlink()
54.5 Comparisons between Shared Memory APIs
54.6 Summary
54.7 Exercises